login

A213652 as a simple table

na(n)
01
11
21
31
41
51
61
71
81
91
101
112
123
134
145
156
167
178
189
198
207
216
225
234
243
252
261
271
283
296
3010
3115
3221
3328
3436
3545
3652
3757
3860
3961
4060
4157
4252
4345
4436
4528
4621
4715
4810
496
503
511
521
534
5410
5520
5635
5756
5884
59120
60165
61216
62270
63324
64375
65420
66456
67480
68489
69480
70456

[1,1,1,1,1,1,1,1,1,1,1,2,3,4,5,6,7,8,9,8,7,6,5,4,
 3,2,1,1,3,6,10,15,21,28,36,45,52,57,60,61,60,57,
 52,45,36,28,21,15,10,6,3,1,1,4,10,20,35,56,84,120,
 165,216,270,324,375,420,456,480,489,480,456]